17871490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{479}}^1$

素因数の和:547

約数の個数: 64

約数和(自身を含む): 40642560

約数和(自身を除く): 22771070

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 41, 65, 70, 82, 91, 130, 182, 205, 287, 410, 455, 479, 533, 574, 910, 958, 1066, 1435, 2395, 2665, 2870, 3353, 3731, 4790, 5330, 6227, 6706, 7462, 12454, 16765, 18655, 19639, 31135, 33530, 37310, 39278, 43589, 62270, 87178, 98195, 137473, 196390, 217945, 255307, 274946, 435890, 510614, 687365, 1276535, 1374730, 1787149, 2553070, 3574298, 8935745, 17871490]

約数ペア:

[(1, 17871490), (2, 8935745), (5, 3574298), (7, 2553070), (10, 1787149), (13, 1374730), (14, 1276535), (26, 687365), (35, 510614), (41, 435890), (65, 274946), (70, 255307), (82, 217945), (91, 196390), (130, 137473), (182, 98195), (205, 87178), (287, 62270), (410, 43589), (455, 39278), (479, 37310), (533, 33530), (574, 31135), (910, 19639), (958, 18655), (1066, 16765), (1435, 12454), (2395, 7462), (2665, 6706), (2870, 6227), (3353, 5330), (3731, 4790)]